
JAX P2 - Pitch Shifter II
Música
9,99 € · Diseñada para iPad
A time domain pitch shifter will virtually modify the speed of audio playback. But there is a certain problem with this. A continuous audio stream (like realtime processing) is usually absolutely constant in its sample rate and buffer size. And also nobody can shift the time in the real world (yet!?).
This is very different when using just a sampler. A sampler will have access to a complete sound sample in memory and can play back at any sample rate, thus making it longer or shorter in time, raising or lowering the pitch this way.
A continuous stream is always fixed in the sample rate and the playback time cannot be modified without discontinuity.
Some tricks can be used, for modifying the playback speed virtually. We use a delay based approach, where 2 slightly time shifted overlapping delay buffers are filled with continuous data streams and then a windowing function is used to merge these two buffers together again without any crackles. The buffers are constant in length and a short variable latency will be introduced, that is pitch dependent.
This way, the speed of the reading pointer can be adjusted in realtime to a fractional part of the current sample rate. This all sounds quite simple, but in reality it is complex coding and also will produce some unavoidable side effects. Extreme values tend to become grainy.
The good news are, this takes polyphonic (in fact any) material and shifts its pitch without a problem. All transients and the formants are shifted equally with the pitch, which produces the typical “chipmunkeyfication”.
The time domain approach is better situated for usage with transient material, because it will not smear so much as the frequency domain approach of JAX ESSENTIAL SERIES P3.
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The product (AudioUnit AUv3) was updated for support of latest Apple technologies and frameworks (architecture: arm64).
Minimal iOS target is still 12.0. It also should work on the Vision Pro (compatibility mode).
El desarrollador, Jens Guell, ha indicado que las prácticas de privacidad de la app pueden incluir la gestión de datos descrita a continuación. Para obtener más información, consulta la política de privacidad del desarrollador .
No se recopilan datos
El desarrollador no recopila ningún dato en esta app.
Accesibilidad
El desarrollador no ha indicado todavía las prestaciones de accesibilidad que son compatibles con la app. Más información
Ficha técnica
- Tamaño
- 34,8 MB
- Categoría
- Música
- Compatibilidad
Requiere iOS 12.0 o posterior.
- iPhone
Requiere iOS 12.0 o posterior. - iPad
Requiere iPadOS 12.0 o posterior. - iPod touch
Requiere iOS 12.0 o posterior. - Mac
Requiere macOS 11.0 o posterior y un Mac con el chip M1 de Apple o posterior. - Apple Vision
Requiere visionOS 1.0 o posterior.
- Idiomas
- Inglés
- Edad
4+
- 4+
- Proveedor
Jens Guell
- Jens Guell no se ha identificado como comerciante de esta app. Si eres un consumidor que reside en el Espacio Económico Europeo, los derechos del consumidor no aplican a los acuerdos entre el proveedor y tú.
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